--- nco-4.0.3/src/nco/Makefile.in.install_C_headers	2010-07-29 12:49:50.000000000 -0600
+++ nco-4.0.3/src/nco/Makefile.in	2010-09-07 11:00:22.250159052 -0600
@@ -452,7 +452,7 @@
 # To my knowledge, though, only NCO programs use libnco
 # For this reason Debian packages should not (yet) install NCO headers
 # Remove following line until learn how to prevent Debian from installing headers
-#include_HEADERS = $(HEADER_SRC)
+include_HEADERS = $(HEADER_SRC)
 libnco_la_SOURCES = \
 ${HEADER_SRC} \
 ${NCO_GETOPT_C} \